#include <stdio.h>
#include <ctype.h>
int main()
{
	int ret1 = islower('a');
	int ret2 = islower('0');
	int ret3 = islower('p');
	
	printf("%d\n",ret1);
	printf("%d\n",ret2);
	printf("%d\n",ret3);
	return 0;
 } 
